Re: [boost] Re: Hello MPL world!

From: David Abrahams (dave_at_[hidden])
Date: 2003-01-06 18:50:00

Howard Hinnant <hinnant_at_[hidden]> writes:

> I would be careful that your target audience doesn't look at the
> "helloworld" and say, gee, why don't I just use existing language
> features:
>
>    template <class T>
>    struct my_container
>    {
>      // impl2 ...
>    };
>
>    template <class T>
>    struct my_container<T*>
>    {
>       // impl1 ...
>    };

OK, I see your point.  How about:

  template <class T>
  struct my_container
     : if_<
          and_<
               is_pointer<T>
             , is_POD<remove_pointer<T> >
          >
          , impl1
          , impl2
       >::type
  {
     ...
  };

>
> _______________________________________________
> Unsubscribe & other changes: http://lists.boost.org/mailman/listinfo.cgi/boost

-- 
                       David Abrahams
   dave_at_[hidden] * http://www.boost-consulting.com
Boost support, enhancements, training, and commercial distribution